You need to find the abundance. Then, multiply the abundance by 100, and add that to the mass for each isotope. Basically, for each isotope, take the percentage abundance and add it to the mass. Multiply each calculation of these together to get your average atomic mass,
Answer:
63.5 w isvthebanswerok is th answer
Answer:
3 atoms
Explanation:
2 hydrogen atoms and 1 oxygen atom
The answer is (1). The electrons transfer form one reactant to another means that there is the change of valence. For other choices, the valence of reactant does not change.
